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COCO
2003
Springer
64views Algorithms» more  COCO 2003»
13 years 10 months ago
Proving SAT does not have Small Circuits with an Application to the Two
We show that if SAT does not have small circuits, then there must exist a small number of satisfiable formulas such that every small circuit fails to compute satisfiability corr...
Lance Fortnow, Aduri Pavan, Samik Sengupta
COCOS
2003
Springer
117views Optimization» more  COCOS 2003»
13 years 10 months ago
A Method for Global Optimization of Large Systems of Quadratic Constraints
In previous work, we have presented a novel global feasibility solver for the large system of quadratic constraints that arise as subproblems in the solving of hard hybrid problems...
Nitin Lamba, Mark Dietz, Daniel P. Johnson, Mark S...
COCO
2003
Springer
93views Algorithms» more  COCO 2003»
13 years 10 months ago
The complexity of stochastic sequences
We review and slightly strengthen known results on the Kolmogorov complexity of prefixes of effectively random sequences. First, there are recursively random random sequences su...
Wolfgang Merkle
COCO
2003
Springer
102views Algorithms» more  COCO 2003»
13 years 10 months ago
Memoization and DPLL: Formula Caching Proof Systems
A fruitful connection between algorithm design and proof complexity is the formalization of the ¤¦¥¨§©§ approach to satisfiability testing in terms of tree-like resolution...
Paul Beame, Russell Impagliazzo, Toniann Pitassi, ...
COCO
2003
Springer
85views Algorithms» more  COCO 2003»
13 years 10 months ago
Universal Languages and the Power of Diagonalization
We define and study strong diagonalization and compare it to weak diagonalization, implicit in [7]. Kozen’s result in [7] shows that virtually every separation can be recast as...
Alan Nash, Russell Impagliazzo, Jeffrey B. Remmel